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Show C O H T E O L I i l I ) A Y A L A K C H E S : 19U7 - igUg Besuits Charge Type of Explosion 20 lb. chain Trench Dry, settled Medium, dry, to upper traverse 20 lb. chain Surface 37H new, settled Local shattering 10 Dec. Bustler Face 20 lb. chain Buried 37" new, settled Crater IS Dec. Bustler Face kO lb. chain Buried Dry, settled Crater, small dry snow av. 18 Dec. Stonecrusher 2* lb. blocks Surface Dry, settled Medium dry snow av. 3 Jan. Bustler Face 20 lb. chain Surface 8" new Medium dry snow av. to lower traverse Stonecrusher 2J lb. blocks Surface 11 Small, dry snow av. Vest Bustler 2i lb. blocks Surface 11 Hone 28 Jan. Bustler Face 20 lb. chain Surface 19M new settled Large slab-plus-dry av. to lower traverse k Feb. Bustler Face 20 lb. chain Surface 10H new Large slab-plus-dry av. below upper traverse 2k Feb. Bustler Face 20 lb. chain Surface 25* new slabbed Large dry snow av. some slab to dead tree near bottom Stonecrusher 6£ lb. blooks Surface Hit. blocks Trench Unstable Cornice 2 large slab-plus-dry snow av. One of these due to fracture of cornice under weight of operator 20 lb. chain Surface 29" new Large dry-plus-slab, reached dead tree Stonecrusher ^ L B . Surface Vest Bustler H lb. blocks Surface 16 Mar. Stonecrusher H lb. blocks Surface Vest BUB tier H ib. blocks Surface 22 Mar. Bustler Face 20 lb. chain Surface Stonecrusher ^ L B . Surface 11 Medium dry snow Vest Bustler H lb. blocks Surface 11 Med.-Large slab-plus-dry into ski area Small secondary nearby Bustler Face 20 lb. chain Surface 5 Apr. Bustler Face 20 lb. chain Surface 7 Apr. Bustler Face 20 lb. chain Surface l6u new, settled Medium, dry, did not reach ski area 20 lb. chain Trench Unstable Cornice Cornice removed so telephone line could be repaired Bate j13 HOT. Location Hastier Face 9 Dec. Superior 7 Mar. North Peruvian 12 Xar. Bustler Face 5 20 Apr. Twin Lakes Pass Twin Lakes Pass blocks blocks M A Snow Surface N N 0 33" nev IT 30" new 19m new N H -77- Major slab avalanche, filled Corkscrew, jumped into Nina Curve, Secondary nearby Med.-Large dry, reached ski area Large slab-plus-dry into ski area Small dry snow Large soft slab into ski area Large dry snow below upper traverse, large secondary slab av. in Eagle's Nest Med.-Large slab-plus-dry to upper traverse Large blocks of slab plus some dry, to same point N |